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Outdoor
unit
Air conditioning system _33
Outdoor unit
Flexible connection of HR unit
LG’s heat recovery unit allows flexible connection both in series and in a row.
High efficiency heat recovery unit
- Max. 4 indoor units can be connected by module design.
- Due to the automatic search algorithm for piping
detection, easy installation and effectiveness is improved.
- Subcooling cycle in HR unit results in the system running
of maximum effiency.
Double spiral heat exchanger
From outdoor
To indoor
2 phase fluid
Linear
expansion valve
PRHR040
LG Conventional
LG unique! LG unique!
Y branch
In series
x
x
Impossible!
Impossible!
In series only
Y branch only
61799 LG Multi V Catalogue 4/5/07 2:17 pm Page 33